const CryptoJS = require('crypto-js') // 引用AES源码js
const tmp = 'Zln24xs21Lbx21wn9ysg29xdw21rbh27'
const key = CryptoJS.enc.Utf8.parse(tmp) // 十六位十六进制数作为密钥
const iv = CryptoJS.enc.Utf8.parse(tmp.substring(0, 16)) // 十六位十六进制数作为密钥偏移量
// 解密方法
export function AESDecrypt (word) {
  const encryptedHexStr = CryptoJS.enc.Hex.parse(word)
  const srcs = CryptoJS.enc.Base64.stringify(encryptedHexStr)
  const decrypt = CryptoJS.AES.decrypt(srcs, key, {
    iv,
    mode: CryptoJS.mode.CBC,
    padding: CryptoJS.pad.Pkcs7
  })
  const decryptedStr = decrypt.toString(CryptoJS.enc.Utf8)
  return decryptedStr.toString()
}

// 加密方法
export function AESEncrypt (word) {
  const encrypted = CryptoJS.AES.encrypt(word, key, {
    iv,
    mode: CryptoJS.mode.CBC,
    padding: CryptoJS.pad.Pkcs7
  })
  return encrypted.toString()
}
